The Interplay of Domestic and International Politics in a Hierarchic International System: The Case of EUU.S. Climate Policy
In this thesis, I attempt to analyze linkages between international and domestic politics in a hierarchic international system. Theoretically, my purpose is to probe potential opportunities in simultaneously relaxing traditional assumptions about the anarchic nature of the international system and the hierarchic nature of the domestic system. Whereas the late 20th century saw important progress in holding one of these assumptions intact while relaxing the other, systematic theoretical studies attempting to capture the dynamics of a simultaneous change are still missing in the field. I base my work on two prominent theoretical veins in International Relations: the Waltzian dichotomy of anarchic and hierarchic systems and the model of two-level games developed by Robert Putnam in 1988. I propose significant modifications to the first one, fully in line with recent attempts to come to terms with the developments triggered by the contemporary U.S. unipolarity; I only slightly modify Putnam's model to better fit a hierarchic international system. Advancing in a framework of soft rational choice, I propose hypotheses about the interaction of the international and the domestic level. Most importantly, I deduce a theoretical justification for focusing on the political structures and processes within the leading two-level institution, that is, the U.S. Similarly, bargaining between the U.S. government and other actors is asymmetric not only due to straightforward differences in resources but also due to amplifying tendencies to be found in the nature of the contemporary international system. Empirically, I probe my hypotheses in the case of EUU.S. climate policy. The topic is suitable for my theoretical purposes because the EU is not a minor power the difficulties of which in bargaining vis-à-vis the U.S. could be explained away by a mere lack of power resources. Additionally, recent developments in climate policy show a pattern of competing interests. The EU has, broadly, attempted to further climate protection while the U.S. has been lukewarm at best in considering action to avert a potentially catastrophical imbalance in the climate system. I conclude that the framework of two-level games in a hierarchic system contributes to a better understanding of International Relations. However, I also note that there are many developments in the empirical case that simply do not fit to a rational choice framework, reminding that there are limits to what abstraction can achieve. I also propose future ideas pathways towards a better theory, such as explicit formalization and a better integration to contemporary theories of scientific merit. Asiasanat: Kansainvälinen järjestelmä, kahden tason pelit, ilmastopolitiikka